feh-wallpaper-changer

home/common/optional/desktop/dwm/default.nix

@@ -17,7 +17,7 @@
     recursive = true;
     text = ''
 
-      autostart="dwmblocks"
+      autostart="dwmblocks feh-wallpaper-changer"
       
       for program in $autostart; do
       	pidof -sx "$program" || "$program" &

home/common/optional/desktop/x11/default.nix

@@ -1,6 +1,7 @@
 { pkgs, ... }:
 {
   imports = [
+    ./feh-wallpaper-changer.nix
   ];
 
   home.packages = [

home/common/optional/desktop/x11/feh-wallpaper-changer.nix

@@ -0,0 +1,27 @@
+{ pkgs, ... }:
+{
+  home.packages = with pkgs; [
+    (writeShellScriptBin "feh-wallpaper-changer" ''
+      wallpaper_dir="$HOME/.local/share/bg/"
+      if [ ! -d "$wallpaper_dir" ]; then
+        echo "No wallpapers in $wallpaper_dir, cloning from remote"
+        mkdir -p "$wallpaper_dir"
+        git clone https://git.bitlab21.com/sam/minimalistic-wallpaper-collection.git "$wallpaper_dir/minimalistic-wallpaper-collection"
+        [ $? != 0 ] && echo "cloning from gitea failed, exiting" && exit 1
+      fi
+      pics_exist=$(find "$wallpaper_dir" -type f -follow \( -iname \*.jpg -o -iname \*.png -o -iname \*.gif -o -iname \*.bmp \))
+      if [ -z "$pics_exist" ]; then
+        git clone https://git.bitlab21.com/sam/minimalistic-wallpaper-collection.git "$wallpaper_dir/minimalistic-wallpaper-collection"
+        [ $? != 0 ] && echo "cloning from gitea failed, exiting" && exit 1
+      fi
+
+      while true; do
+          find "$wallpaper_dir" -type f -follow \( -iname \*.jpg -o -iname \*.png -o -iname \*.gif -o -iname \*.bmp \) | shuf | while read -r file; do
+              ${feh}/bin/feh --bg-fill "$file"
+              [ $? != 0 ] && echo "feh failed, exiting" && exit 1
+              sleep 600
+          done
+      done
+    '')
+  ];
+}